[INFO] fetching crate multiformats 0.1.0...
[INFO] documenting multiformats-0.1.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate multiformats 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate multiformats 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiformats 0.1.0
[INFO] finished tweaking crates.io crate multiformats 0.1.0
[INFO] tweaked toml for crates.io crate multiformats 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md4 v0.9.0
[INFO] [stderr]   Downloaded parse_int v0.4.0
[INFO] [stderr]   Downloaded ripemd160 v0.9.1
[INFO] [stderr]   Downloaded ripemd320 v0.9.0
[INFO] [stderr]   Downloaded threefish-cipher v0.4.0
[INFO] [stderr]   Downloaded skein-hash v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e787764196a7ee0d92ef70dafbb1aa000ba994feefadcb97d6d419e458fcb85
[INFO] running `Command { std: "docker" "start" "-a" "4e787764196a7ee0d92ef70dafbb1aa000ba994feefadcb97d6d419e458fcb85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e787764196a7ee0d92ef70dafbb1aa000ba994feefadcb97d6d419e458fcb85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e787764196a7ee0d92ef70dafbb1aa000ba994feefadcb97d6d419e458fcb85", kill_on_drop: false }`
[INFO] [stdout] 4e787764196a7ee0d92ef70dafbb1aa000ba994feefadcb97d6d419e458fcb85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23bcbf9d5e09412f56fdeb0c400f8aed5d4dc92c5cbd0fcb0bf86e0a2246dc11
[INFO] running `Command { std: "docker" "start" "-a" "23bcbf9d5e09412f56fdeb0c400f8aed5d4dc92c5cbd0fcb0bf86e0a2246dc11", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling data-encoding v2.3.3
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking ripemd320 v0.9.0
[INFO] [stderr]     Checking md4 v0.9.0
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking threefish-cipher v0.4.0
[INFO] [stderr]     Checking skein-hash v0.3.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]     Checking data-encoding-macro v0.1.12
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]  Documenting multiformats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/multihash/mod.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `multiformats`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name multiformats src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0639caf08812e8b2 -L dependency=/opt/rustwide/target/debug/deps --extern blake2b_simd=/opt/rustwide/target/debug/deps/libblake2b_simd-15feac1fd4377af0.rmeta --extern blake2s_simd=/opt/rustwide/target/debug/deps/libblake2s_simd-7cb6244a6a22f114.rmeta --extern blake3=/opt/rustwide/target/debug/deps/libblake3-49c0c24bd52ff002.rmeta --extern bs58=/opt/rustwide/target/debug/deps/libbs58-8450268d2a78d646.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-e11b9e88b51ba937.rmeta --extern data_encoding_macro=/opt/rustwide/target/debug/deps/libdata_encoding_macro-715556b4b74c03aa.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-a50d967e55236fbf.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-9c7d51f549cf58b7.rmeta --extern md4=/opt/rustwide/target/debug/deps/libmd4-76a9b2dcfc805fd5.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-3bc2651a937f1c9d.rmeta --extern multibase=/opt/rustwide/target/debug/deps/libmultibase-72654f354e5297e8.rmeta --extern ripemd160=/opt/rustwide/target/debug/deps/libripemd160-32dfe5b071382fe4.rmeta --extern ripemd320=/opt/rustwide/target/debug/deps/libripemd320-ce0d8b9135372fd1.rmeta --extern sha1=/opt/rustwide/target/debug/deps/libsha1-4e05f202dfc5abc4.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-9d7f6a3b6b6b23c2.rmeta --extern sha3=/opt/rustwide/target/debug/deps/libsha3-41c0cc1cd4018ea6.rmeta --extern skein_hash=/opt/rustwide/target/debug/deps/libskein_hash-87906df7a7e316a9.rmeta --extern unsigned_varint=/opt/rustwide/target/debug/deps/libunsigned_varint-fb84b436ed98ba7d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "23bcbf9d5e09412f56fdeb0c400f8aed5d4dc92c5cbd0fcb0bf86e0a2246dc11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bcbf9d5e09412f56fdeb0c400f8aed5d4dc92c5cbd0fcb0bf86e0a2246dc11", kill_on_drop: false }`
[INFO] [stdout] 23bcbf9d5e09412f56fdeb0c400f8aed5d4dc92c5cbd0fcb0bf86e0a2246dc11
